The answer is 104 centimeters squared :)
(The first one)
Answer:
$1,200 interest.
Step-by-step explanation:
To use the simple interest formula, I = Prt, we substitute in the values for variables that are given, ... Do you know that banks pay you to let them keep your money? ... Find the rate if a principal of $9,000 earned $1,755 interest in 3 years. ... Five years later, she paid him back the $8,000, plus $1,200 interest.
R=$350, I=0.05, n=15
A = 350 (1+0.05)^15 = 350(1.05)^15 = 350 (2.0789)=727.62 <- Answer
On the third step it adds 8 on both sides. You are suppose to subtract 8 on both sides.
Answer:
50% increase
Step-by-step explanation:
% change = (new value-initial value)/initial value x 100
= (150-100)/100 x 100 = 50%
